Overview
The ZF 6057.018.480 CONTROL UNIT is a critical electro-hydraulic interface module specifically engineered for the WG 190 Series transmission. This OEM genuine part governs shift timing, pressure modulation, and clutch engagement sequences by processing electronic signals from the transmission control module (TCM) and converting them into precise hydraulic actions. Positioned directly on the valve body assembly, the SKU 6057.018.480 acts as the central nervous system for gear selection, ensuring smooth power delivery under heavy-duty industrial loads. Without this unit, the transmission cannot execute commanded gear changes or maintain proper line pressure.
Symptoms of Failure
- Erratic or delayed shifting under load: When the control unit begins to fail, operators often report hesitation or harsh engagement when moving from neutral to drive, particularly in construction or mining equipment.
- Intermittent loss of forward or reverse gears: A failing 6057.018.480 may cause the transmission to suddenly drop into neutral during operation, creating a dangerous “no-move” condition that requires immediate service.
- Oil leaks from the valve body interface: Internal seal degradation within the control unit can allow ATF to weep past the mounting surface, leaving visible drips on the TRANSMISSION HOUSING and surrounding components.
- Persistent diagnostic trouble codes (DTCs) for solenoid circuits: The control unit’s internal wiring harness can develop open circuits, triggering fault codes that prevent the TCM from completing shift calibrations.
Technical Specifications
| Specification | Detail |
|---|---|
| OEM Part Number | 6057.018.480 |
| Material | Die-cast aluminum body with stainless steel solenoid cores |
| Weight | 2.4 kg (5.3 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 95 mm |
| Operating Voltage | 12V / 24V DC (vehicle dependent) |
| Hydraulic Ports | 6 pressure ports (P, R, N, D1, D2, D3) |
| OEM Reference | ZF 6057.018.480 (genuine) |
Compatibility
This control unit is designed primarily for the ZF WG 190 Series transmission family. It is also compatible with the WG 180, WG 200, and WG 210 models when used with the appropriate valve body adapter plate. The unit interfaces directly with the HOUS.FRONT SECT and the HOUSING REAR PART to form the complete shift control assembly. For applications requiring the HOUSING REAR SECTION, verify that the control unit’s mounting flange matches the revised bolt pattern introduced in late-production WG190 units.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101078 | TRANSMISSION HOUSING | Main structural casing that encloses the gear train and valve body |
| 4657201166 | HOUS.FRONT SECT | Front section housing that supports the torque converter and pump |
| 4657201168 | HOUSING REAR PART | Rear casing section that contains the output shaft and parking pawl |
| 4657298101 | HOUSING REAR SECTION | Alternate rear housing variant for extended wheelbase applications |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for precise housing-to-control unit positioning |
| 0636100801 | CAP SCREW | M8 fastener securing the control unit to the valve body |
| 4656301148 | FIXING PLATE | Retainer plate that locks the control unit harness connector |
| 4657301032 | SCREEN SHEET | Fine mesh filter for the control unit’s inlet port |
| 4657301033 | SCREEN SHEET | Coarse mesh filter for the control unit’s return port |
| 0636100803 | CAP SCREW | M10 fastener for the housing rear section attachment |
Frequently Asked Questions
Q: Can the 6057.018.480 control unit be repaired, or must it be replaced?
A: While some technicians attempt to replace individual solenoids or seals, ZF recommends full replacement of the control unit as an assembly. Internal circuit board damage and corrosion are common failure modes that cannot be reliably repaired in the field.
Q: How do I know if my WG190 transmission needs this specific control unit?
A: Check the transmission data plate located on the TRANSMISSION HOUSING. If the model number begins with “WG190” and the original control unit carries the 6057.018.480 stamp, this is the direct OEM replacement. Units from WG180 or WG200 series may require additional adapter hardware.
Q: What tools are needed to replace the control unit?
A: A standard socket set (8mm, 10mm, 13mm), torque wrench, and a small pick tool for removing the FIXING PLATE are required. Always replace the SCREEN SHEET filters during installation to prevent debris from entering the new unit.
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ZF 6057.018.480 CONTROL UNIT – Control Unit RFQ Support
PartsZF helps B2B buyers source ZF 6057.018.480 CONTROL UNIT with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This control unit page is built from confirmed catalog, media, and reference data to reduce sourcing uncertainty for construction machinery transmission parts.
Part-Number Summary
Use ZF number 6057.018.480 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657024156
- Documentation reference available for RFQ review
- Illustration section: LOOSE PARTS
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 6057.018.480 |
|---|---|
| Normalized SKU | 6057018480 |
| Part name | CONTROL UNIT |
| Product category | control unit |
| Cross-reference support | Available for RFQ review |
Image and Documentation Notes
Current product media status: fallback. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
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